﻿/*
 * SonarLint for Visual Studio
 * Copyright (C) 2016-2020 SonarSource SA
 * mailto:info AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

using System;
using System.Threading.Tasks;

namespace SonarLint.VisualStudio.Integration
{
    public static class RetryHelper
    {
        public static bool RetryOnException(int times, TimeSpan delay, Action operation)
        {
            for (int attempts = 0; attempts < times; attempts++)
            {
                try
                {
                    operation();

                    return true;
                }
                catch (Exception)
                {
                    Task.Delay(delay).Wait();
                }
            }

            return false;
        }

        public static async Task<bool> RetryOnExceptionAsync(int times, TimeSpan delay, Func<Task> operation)
        {
            for (int attempts = 0; attempts < times; attempts++)
            {
                try
                {
                    await operation();

                    return true;
                }
                catch (Exception)
                {
                    await Task.Delay(delay);
                }
            }

            return false;
        }
    }
}
